IE9を斬ってFlexboxを使い始めたらサクサク捗った件

by もりてつ

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*&Λ࢐ͬͯ'MFYCPYΛ࢖͍࢝ΊͨΒ αΫαΫḿͬͨ݅ ೥݄೔ ৿Ӭ఩ฏ $445BMLWPM

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಺༰ ࣗݾ঺հ 'MFYCPYͱ͸ ࡢࠓͷϒϥ΢βࣄ৘ *&͸࢐Δ͔ʁ Ͱɺ*&Λ࢐ͬͨΒͲ͏ͳ͔ͬͨ ࣮ྫ ߟ࡯ ·ͱΊ

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ࣗݾ঺հ w ৿Ӭ఩ฏ ΋Γͯͭ w גࣜձࣾάϥουΩϡʔϒ  ϓϩμΫτ։ൃνʔϜΤϯδχΞ  ˞ओʹϑϩϯτΤϯυΛ୲౰ w Ҏલ͸๭ిػϝʔΧʔͰιϑτ΢ΣΞ։ൃ w ೥ྸɿࡀ w ͱ͖Ͳ͖ίϯτϥόε஄͍ͨΓήʔϜͨ͠Γ

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'MFYCPYͱ͸

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'MFYCPYͱ͸ w ਖ਼໊ࣜশɿ$44'MFYJCMF#PY-BZPVU.PEVMF  8$%SBGUɿIUUQTXXXXPSH53DTTqFYCPY w ਌ཁૉ qFYDPOUBJOFS ͱࢠཁૉ qFYJUFN Ͱߏ੒ qFYDPOUBJOFS qFYJUFN qFYJUFN qFYJUFN

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'MFYCPYͱ͸ Ͱ͖Δ͜ͱ w਌ཁૉͷαΠζ͕มԽͨ࣌͠ͷࢠཁૉͷ഑ஔ wࢠཁૉͷߴ͕͞ҧ͏࣌ͷ্ἧ͑தԝἧ͑Լἧ͑ wࢠཁૉͷॱ൪ೖΕସ͑ɺαΠζௐ੔ wFUDʜ ϨΠΞ΢τ͕ॊೈʹ qFYJCMF ߦ͑Δ̇

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'MFYCPYͱ͸ ରԠϒϥ΢β ʊਓਓਓਓਓਓʊ ʼɹ*&ඇରԠɹʻ ʉ:?:?:?:?:ʉ

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*&ʜ഑ྀ͢΂͖͔൱͔ʁ

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ࡢࠓͷϒϥ΢βࣄ৘

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ࡢࠓͷϒϥ΢βࣄ৘ ͜ͷͱ͜Ζ1$༻ϒϥ΢βͷ γΣΞ͸$ISPNFڧ ೥݄ͷੈքγΣΞ $ISPNFɿ 'JSFGPYɿ *&ɿ 4BGBSJɿ &EHFɿ ˞σʔλࢀরɿIUUQHTTUBUDPVOUFSDPN

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ࡢࠓͷϒϥ΢βࣄ৘ ͜ͷͱ͜Ζ1$༻ϒϥ΢βͷ γΣΞ͸$ISPNFڧ ೥݄ͷੈքγΣΞ $ISPNFɿ 'JSFGPYɿ *&ɿ 4BGBSJɿ &EHFɿ *&Ҏ֎Ͱׂ௒͑ *&΋΄ͱΜͲ͕ *&͸ ࣮࣭ ʹαϙʔτऴྃ ΋͏'MFYCPYΛ ී௨ʹ࢖͍͍ͬͯΑͶʁ

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ࡢࠓͷϒϥ΢βࣄ৘ ΋͏'MFYCPYΛ ී௨ʹ࢖͍͍ͬͯΑͶʁ ͔͠͠ʜʜ ΞΫηεղੳ͢Δͱ *&΋Ұఆͷׂ߹͋Γ ۀ຿ͰͷαΠτ࡞੒͸ ͜Ε·Ͱ*&΋αϙʔτର৅ͩͬͨ

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͋͞Ͳ͏͢Δʁ

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*&͸࢐Δ͔ʁ

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΋͏Ұ౓͜ͷεϥΠυΛ ͜ͷͱ͜Ζ1$༻ϒϥ΢βͷ γΣΞ͸$ISPNFڧ ೥݄ͷੈքγΣΞ $ISPNFɿ 'JSFGPYɿ *&ɿ 4BGBSJɿ &EHFɿ *&Ҏ֎Ͱׂ௒͑ *&΋΄ͱΜͲ͕ *&͸ ࣮࣭ ʹαϙʔτऴྃ ΋͏'MFYCPYΛ ී௨ʹ࢖͍͍ͬͯΑͶʁ

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΋͏'MFYCPYΛ ී௨ʹ࢖͍͍ͬͯΑͶʁ

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ͱ͍͏͔

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'MFYCPYΛ࢖͍͍ͨὑ

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ͱ͍͏͜ͱͰ *&Λαϙʔτ֎ʹ͍͍͔ͯ͠ ଧ਍ͯ͠Έ·ͨ͠

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͢ΜͳΓ0,

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No content

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Ͱɺ*&Λ࢐ͬͨΒͲ͏ͳ͔ͬͨ

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ΊͬͪΌḿͬͨʂ ƅ˲ƅ

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*&Λ࢐ͬͨΒḿͬͨ qPBU Ґஔἧ͑ ෯ɺߴ͞ NBSHJO QBEEJOH 'MFYCPYͰ ؆୯ʹͳΔέʔεଟ਺ ͜Ε·Ͱ೰ΜͰ͖ͨ໰୊ ޻਺୹ॖʂ

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࣮ྫ

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έʔε άϩʔόϧφϏ EJW VM MJBISFGlIPHFϝχϡʔBMJ ɹɹɹɹɿ MJBISFGGVHBϝχϡʔBMJ VM EJW ϝχϡʔɹϝχϡʔɹϝχϡʔɹϝχϡʔɹϝχϡʔ

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έʔεɿάϩʔόϧφϏ EJW VM MJBISFGlIPHFϝχϡʔBMJ ɹɹɹɹɿ MJBISFGGVHBϝχϡʔBMJ VM EJW ैདྷͩͱ ਌ཁૉͷXJEUIΛઃఆ ࢠཁૉ MJ ʹEJTQMBZJOMJOFCMPDL ࢠཁૉͷ෯ɺNBSHJOQBEEJOHʜ 'MFYCPYͩͱ ਌ཁૉʹEJTQMBZqFY ਌ཁૉʹKVTUJGZDPOUFOUࢦఆ ਌ཁૉͷXJEUIΛઃఆ ࢠཁૉ͸໘౗ͳઃఆඞཁͳ͠ʂ ϝχϡʔɹϝχϡʔɹϝχϡʔɹϝχϡʔɹϝχϡʔ

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έʔε தԝἧ͑ ਌ཁૉͷྖҬͷ தԝʹࢠཁૉΛ ഑ஔ͍ͨ͠

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έʔεɿதԝἧ͑ ࢠཁૉ͕ϒϩοΫཁૉͩͱʜʜ ਌ཁૉ QPTJUJPOSFMBUJWF ࢠཁૉ QPTJUJPOBCTPMVUF MFGU SJHIU UPQ CPUUPN NBSHJOBVUP

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έʔεɿதԝἧ͑ 'MFYCPYΛ࢖͏ͱʜʜ ਌ཁૉ EJTQMBZqFY KVTUJGZDPOUFOUDFOUFS BMJHOJUFNTDFOUFS ࢠཁૉ͸໘౗ͳࢦఆෆཁʂ

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έʔε ΧϥϜ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ

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έʔεɿΧϥϜ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ ਌ཁૉ ࢠཁૉ ࠨ ࢠཁૉ ӈ

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έʔεɿΧϥϜ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ ਌ཁૉ EJTQMBZqFY ࢠཁૉ ࠨ ͷҐஔ KVTUJGZDPOUFOU BMJHODPOUFOU Λ࢖͑͹্Լࠨӈࣗ༝ࣗࡏ ࢠཁૉ ࠨ Λғ͏EJWʹEJTQMBZqFY

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έʔεɿΧϥϜ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ εϚϗͰ͸ࢠཁૉͭΛॎฒͼʹ͍ͨ͠ ਌ཁૉ !NFEJBTDSFFOBOE NBYXJEUIQY \ EJWQBSFOU\ qFYEJSFDUJPODPMVNO ^ ^

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έʔεɿΧϥϜ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ Ͱ͸ɺॱ൪Λٯʹ͍ͨ͠৔߹͸ʁ 1$ εϚϗ

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έʔεɿΧϥϜ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ 1$ εϚϗ ਌ཁૉ !NFEJBTDSFFOBOE NBYXJEUIQY \ EJWQBSFOU\ qFYEJSFDUJPODPMVNOSFWFSTF ^ ^

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ʊਓਓਓਓਓਓਓਓਓਓਓਓਓʊ ʼɹͪΐͬͱ଴ͬͨ͋ͬʂʂɹʻ ʉ:?:?:?:?:?:?:?:?:?:ʉ

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έʔεɿΧϥϜ ͍͋͏͓͔͖͚͑͘͜ ͤͦͨͪͭͯ͢͞͠ͱ ͳʹ͵Ͷͷ͸ͻ;΁΄ ·ΈΉΊ΋΍ɾΏɾΑ ΕΓΔΕΖΘɾɾɾΛ ࠓͷੈͷத͸ϞόΠϧϑΝʔετ ϞόΠϧͷ࣌Λجຊʹ$44Λ૊Ή 1$ͷ࣌ʹ਌ཁૉʹ !NFEJBTDSFFOBOE NJOXJEUIQY \ EJWQBSFOU\ EJTQMBZqFY ^ ^ ͱ͢Δํ͕͍͍ͷͰ͸ʁ

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ݸਓతݟղ !NFEJBTDSFFOBOE NBYXJEUIQY !NFEJBTDSFFOBOE NJOXJEUIQY ͲͪΒ΋ਖ਼ղɻ Ҋ݅ʹΑͬͯ࢖͍෼͚·͠ΐ͏ ˞ͨͩɺࠓޙ͸NJOXJEUIΛ࢖͏ํ͕ओྲྀʹͳΓͦ͏

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ࠓճ঺հ͢Δ࣮ྫ͸Ҏ্Ͱ͢ɻ

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ଞͷϓϩύςΟ qFYHSPX qFYCBTJTͳͲ ͸ʜʁ

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ࠓճͷҊ݅Ͱ͸ ͜͜·Ͱڍ͛ͨέʔεͰ  ΄΅ํ͕͍ͭͨͷͰ  ଞͷϓϩύςΟ͸࢖͍ͬͯ·ͤΜ

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ࠓճͷҊ݅Ͱ͸ ͜͜·Ͱͷ࣮ྫ͸ 'MFYCPYͷػೳͷ͘͝Ұ෦ ͔͜͠͠Ε͚ͩͰ΋  ίʔσΟϯά͸͔ͳΓָʹͳΓ·ͨ͠

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ߟ࡯

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'MFYCPYΛ࢖ͬͨ݁Ռ ίʔυྔ ޻਺ ͔֬ʹ࡟ݮͰ͖ͨ

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͔͠͠൓ল఺΋ ·ͩ·ͩ ࢖͍͜ͳ͍ͤͯͳ͍ ϑϨʔϜϫʔΫ΍ ϥΠϒϥϦͱͷ૬ੑ

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'MFYCPYͷࠓޙ͸ʁ ˒ ʹ*&͕ ࣮࣭ αϙʔτऴྃͳ ͷͰͦΕҎ߱Ұؾʹ޿·ΔՄೳੑେ ˒ $44(SJE-BZPVU͕ීٴ͖ͯͨ͠Β Ͳ͏ͳΔʁ ڞଘʁ फڭઓ૪ʁ

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'MFYCPY࢖༻্ͷ஫ҙ ϒϥ΢βʹΑͬͯ͸όά͋Γ ಛʹ*& ·ͱΊϖʔδʮ'MFYCVHTʯ IUUQTHJUIVCDPNQIJMJQXBMUPOqFYCVHT

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ิ଍ *&͕େਓͷࣄ৘ͰࣺͯΒΕͳ͍৔߹ w qFYJCJMJUZKTΛ࢖͏ Ұ෦ػೳ࢖༻ෆՄ w ͖͋ΒΊͯ'MFYCPYҎ֎ͷํ๏ͰؤுΔ